condition mean min max 3 h after light 2.7181366666666666 1.95605 3.9265 6 h after light 1.466059 0.901087 2.04336 9 h after light 2.2461833333333336 1.12003 3.00848 12 h after light 1.724442 0.889098 2.71036 3 h after dark 1.8436629999999998 0.735119 2.7742 6 h after dark 1.1847690000000002 0.525947 1.74652 9 h after dark 1.60913 1.339 2.13825 12 h after dark 1.4365899999999998 1.41715 1.45603